@appzung/react-native-code-push/lib/module/internals/RemotePackageImplementation.js

React Native plugin for the CodePush service

"use strict";

import { NativeEventEmitter } from 'react-native';
import { LogLevel } from "../enums/LogLevel.enum.js";
import { LocalPackageImplementation } from "./LocalPackageImplementation.js";
import { NativeRNAppZungCodePushModule } from "./NativeRNAppZungCodePushModule.js";
import { log } from "./utils/log.js";
export class RemotePackageImpl {
  constructor(remotePackageData, reportStatusDownload) {
    Object.assign(this, remotePackageData);
    this.download = async downloadProgressCallback => {
      if (!this.downloadUrl) {
        throw new Error('Cannot download an update without a download url');
      }
      let downloadProgressSubscription;
      if (downloadProgressCallback) {
        const codePushEventEmitter = new NativeEventEmitter(NativeRNAppZungCodePushModule);
        // Use event subscription to obtain download progress.
        downloadProgressSubscription = codePushEventEmitter.addListener('CodePushDownloadProgress', downloadProgressCallback);
      }

      // Use the downloaded package info. Native code will save the package info
      // so that the client knows what the current package version is.
      try {
        const {
          ...updatePackageCopy
        } = remotePackageData; // In dev mode, React Native deep freezes any object queued over the bridge
        const downloadedPackage = await NativeRNAppZungCodePushModule.downloadUpdate(updatePackageCopy, !!downloadProgressCallback);
        if (reportStatusDownload) {
          const timeoutPromise = new Promise(resolve => setTimeout(resolve, 250));
          const reportPromise = reportStatusDownload({
            label: this.label
          }).catch(error => {
            log(LogLevel.ERROR, `Report download status failed: ${error}`);
          });
          await Promise.race([timeoutPromise, reportPromise]);
        }
        return new LocalPackageImplementation(downloadedPackage);
      } finally {
        downloadProgressSubscription && downloadProgressSubscription.remove();
      }
    };
  }
  isPending = false; // A remote package could never be in a pending state
}
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